Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Ka5 draw
4 Ka6 draw
5 Kb5 draw
6 Kb6 draw
7 Kb8 draw
8 Ka8 loss in 8 half-moves
9 Ka3 loss in 2 half-moves
10 Kb3 loss in 2 half-moves